147499640

素因数分解:

$2^3\times 5^1\times {\mathrm{653}}^1\times {\mathrm{5647}}^1$

素因数の和:6311

約数の個数: 32

約数和(自身を含む): 332441280

約数和(自身を除く): 184941640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 653, 1306, 2612, 3265, 5224, 5647, 6530, 11294, 13060, 22588, 26120, 28235, 45176, 56470, 112940, 225880, 3687491, 7374982, 14749964, 18437455, 29499928, 36874910, 73749820, 147499640]

約数ペア:

[(1, 147499640), (2, 73749820), (4, 36874910), (5, 29499928), (8, 18437455), (10, 14749964), (20, 7374982), (40, 3687491), (653, 225880), (1306, 112940), (2612, 56470), (3265, 45176), (5224, 28235), (5647, 26120), (6530, 22588), (11294, 13060)]